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Spin transfert, Spin-orbit interaction and Magnetization dynamics

These studies concern spin tranfer torque induced magnetization dynamics, generation and detection of spin-current by spin-orbit interaction and new magnetic phase such as skyrmions.

Selected publications

  • W. Legrand, D. Maccariello, N. Reyren, K. Garcia, C. Moutafis, C. Moreau-Luchaire, S. Collin, K. Bouzehouane, V. Cros, A. Fert, Room-Temperature Current-Induced Generation and Motion of sub-100 nm Skyrmions. Nano Letters. 17, 2703-2712 (2017).

  • M. Romera, P. Talatchian, R. Lebrun, K. - J. Merazzo, P. Bortolotti, L. Vila, J. - D. Costa, R. Ferreira, P. - P. Freitas, M. - C. Cyrille, U. Ebels, V. Cros, J. Grollier, Enhancing the injection locking range of spin torque oscillators through mutual coupling. Applied Physics Letters. 109, 252404 (2016).

  • F. Garcia-Sanchez, J. Sampaio, N. Reyren, V. Cros, J. - V. Kim, A skyrmion-based spin-torque nano-oscillator. New Journal of Physics. 18, 075011 (2016).

  • S. Zhang, A. Fert, Conversion between spin and charge currents with topological insulators. Physical Review B. 94, 184423 (2016).

  • S. Oyarzún, A. K. Nandy, F. Rortais, J. - C. Rojas-Sánchez, M. - T. Dau, P. Noël, P. Laczkowski, S. Pouget, H. Okuno, L. Vila, C. Vergnaud, C. Beigné, A. Marty, J. - P. Attané, S. Gambarelli, J. - M. George, H. Jaffrès, S. Blügel, M. Jamet, Evidence for spin-to-charge conversion by Rashba coupling in metallic states at the Fe/Ge(111) interface. Nature Communications. 7, 13857 (2016).

  • A. Soumyanarayanan, N. Reyren, A. Fert, C. Panagopoulos, Emergent phenomena induced by spin–orbit coupling at surfaces and interfaces. Nature. 539, 509-517 (2016).

  • M. Cubukcu, J. Sampaio, K. Bouzehouane, D. Apalkov, A. V. Khvalkovskiy, V. Cros, N. Reyren, Dzyaloshinskii-Moriya anisotropy in nanomagnets with in-plane magnetization. Physical Review B. 93, 020401 (2016).

  • J. - C. Rojas-Sanchez, S. Oyarzun, Y. Fu, A. Marty, C. Vergnaud, S. Gambarelli, L. Vila, M. Jamet, Y. Ohtsubo, A. Taleb-Ibrahimi, P. Le Fevre, F. Bertran, N. Reyren, J. - M. George, A. Fert, Spin to Charge Conversion at Room Temperature by Spin Pumping into a New Type of Topological Insulator: α-Sn Films. Physical Review Letters. 116, 096602 (2016).

  • C. Rinaldi, J. - C. Rojas-Sanchez, R. N. Wang, Y. Fu, S. Oyarzun, L. Vila, S. Bertoli, M. Asa, L. Baldrati, M. Cantoni, J. - M. George, R. Calarco, A. Fert, R. Bertacco, Evidence for spin to charge conversion in GeTe(111). APL Materials. 4, 032501 (2016).

  • E. Lesne, Y. Fu, S. Oyarzun, J. - C. Rojas-Sanchez, D. C. Vaz, H. Naganuma, G. Sicoli, J. - P. Attané, M. Jamet, E. Jacquet, J. - M. George, A. Barthélémy, H. Jaffrès, A. Fert, M. Bibes, L. Vila, Highly efficient and tunable spin-to-charge conversion through Rashba coupling at oxide interfaces. Nature Materials. 15, 1261-1266 (2016).

  • S. Tsunegi, E. Grimaldi, R. Lebrun, H. Kubota, A. S. Jenkins, K. Yakushiji, A. Fukushima, P. Bortolotti, J. Grollier, S. Yuasa, V. Cros, Self-Injection Locking of a Vortex Spin Torque Oscillator by Delayed Feedback. Scientific Reports. 6, 26849 (2016).

  • C. Moreau-Luchaire, C. Moutafis, N. Reyren, J. Sampaio, C. a. F. Vaz, N. V. Horne, K. Bouzehouane, K. Garcia, C. Deranlot, P. Warnicke, P. Wohlhüter, J. - M. George, M. Weigand, J. Raabe, V. Cros, A. Fert, Additive interfacial chiral interaction in multilayers for stabilization of small individual skyrmions at room temperature. Nature Nanotechnology. 11, 444-448 (2016).

  • J. - C. Rojas-Sanchez, P. Laczkowski, J. Sampaio, S. Collin, K. Bouzehouane, N. Reyren, H. Jaffrès, A. Mougin, J. - M. George, Perpendicular magnetization reversal in Pt/[Co/Ni]3/Al multilayers via the spin Hall effect of Pt. Applied Physics Letters. 108, 082406 (2016).

  • J. Sampaio, A. V. Khvalkovskiy, M. Kuteifan, M. Cubukcu, D. Apalkov, V. Lomakin, V. Cros, N. Reyren, Disruptive effect of Dzyaloshinskii-Moriya interaction on the magnetic memory cell performance. Applied Physics Letters. 108, 112403 (2016).

  • Y. Niimi, M. Kimata, Y. Omori, B. Gu, T. Ziman, S. Maekawa, A. Fert, Y. Otani, Strong Suppression of the Spin Hall Effect in the Spin Glass State. Physical Review Letters. 115, 196602 (2015).

  • H. Yang, A. Thiaville, S. Rohart, A. Fert, M. Chshiev, Anatomy of Dzyaloshinskii-Moriya Interaction at Co/Pt Interfaces. Physical Review Letters. 115, 267210 (2015).

  • P. Laczkowski, H. Jaffrès, W. Savero-Torres, J. - C. Rojas-Sanchez, Y. Fu, N. Reyren, C. Deranlot, L. Notin, C. Beigne, J. - P. Attane, L. Vila, J. - M. George, A. Marty, Evaluation of spin diffusion length of AuW alloys using spin absorption experiments in the limit of large spin-orbit interactions. Physical Review B. 92, 214405 (2015).

  • P. Laczkowski, J. - C. Rojas-Sanchez, W. Savero-Torres, H. Jaffrès, N. Reyren, C. Deranlot, L. Notin, C. Beigne, A. Marty, J. - P. Attane, L. Vila, J. - M. George, A. Fert, Experimental evidences of a large extrinsic spin Hall effect in AuW alloy. Applied Physics Letters. 104, 142403 (2014).

  • J. - C. Rojas-Sanchez, N. Reyren, P. Laczkowski, W. Savero, J. - P. Attane, C. Deranlot, M. Jamet, J. - M. George, L. Vila, H. Jaffrès, Spin Pumping and Inverse Spin Hall Effect in Platinum: The Essential Role of Spin-Memory Loss at Metallic Interfaces. Physical Review Letters. 112, 106602 (2014).

  • J. - V. Kim, F. Garcia-Sanchez, J. Sampaio, C. Moreau-Luchaire, V. Cros, A. Fert, Breathing modes of confined skyrmions in ultrathin magnetic dots. Physical Review B. 90, 064410 (2014).

  • Y. Omori, F. Auvray, T. Wakamura, Y. Niimi, A. Fert, Y. Otani, Inverse spin Hall effect in a closed loop circuit. Applied Physics Letters. 104, 242415 (2014).

  • Y. Niimi, H. Suzuki, Y. Kawanishi, Y. Omori, T. Valet, A. Fert, Y. Otani, Extrinsic spin Hall effects measured with lateral spin valve structures. Physical Review B. 89, 054401 (2014).